An object's angular position is θ(t)=2t3+5t radians\theta(t) = 2t^3 + 5t \text{ radians}θ(t)=2t3+5t radians. Find the angular acceleration α\alphaα at t=2 st = 2 \text{ s}t=2 s in rad/s2\text{rad/s}^2rad/s2.
24 rad/s224 \text{ rad/s}^224 rad/s2
12 rad/s212 \text{ rad/s}^212 rad/s2
29 rad/s229 \text{ rad/s}^229 rad/s2
6 rad/s26 \text{ rad/s}^26 rad/s2